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IB/core: Replace setting the zero values in ib_uverbs_ex_query_device 

The setting to zero during variable initialization eliminates
the need to explicitly set to zero variables and structures.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Leon Romanovsky 2016-02-23 10:25:24 +02:00 committed by Doug Ledford
parent 3f0393a575
commit 2953f42513
1 changed files with 3 additions and 12 deletions
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15
drivers/infiniband/core/uverbs_cmd.c
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@ -3600,9 +3600,9 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
struct ib_uverbs_ex_query_device_resp resp;
struct ib_uverbs_ex_query_device_resp resp = { {0} };
struct ib_uverbs_ex_query_device cmd;
struct ib_device_attr attr;
struct ib_device_attr attr = {0};
int err;
if (ucore->inlen < sizeof(cmd))
@ -3623,14 +3623,11 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
if (ucore->outlen < resp.response_length)
return -ENOSPC;
memset(&attr, 0, sizeof(attr));
err = ib_dev->query_device(ib_dev, &attr, uhw);
if (err)
return err;
copy_query_dev_fields(file, ib_dev, &resp.base, &attr);
resp.comp_mask = 0;
if (ucore->outlen < resp.response_length + sizeof(resp.odp_caps))
goto end;
@ -3643,9 +3640,6 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
attr.odp_caps.per_transport_caps.uc_odp_caps;
resp.odp_caps.per_transport_caps.ud_odp_caps =
attr.odp_caps.per_transport_caps.ud_odp_caps;
resp.odp_caps.reserved = 0;
#else
memset(&resp.odp_caps, 0, sizeof(resp.odp_caps));
#endif
resp.response_length += sizeof(resp.odp_caps);
@ -3663,8 +3657,5 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
end:
err = ib_copy_to_udata(ucore, &resp, resp.response_length);
if (err)
return err;
return 0;
return err;
}